package com.johnny.xia.util.classloader;

import java.util.HashMap;
import java.util.Map;

public class ClassTest {

    public static Map<String, String> map = new HashMap<String, String>() {{
        map.put("1", "2");
    }};

//    public static Map<String,String> map = new HashMap<>();

    public static void main(String[] args) {
        System.out.println(ClassLoader.getSystemClassLoader().toString());
//        map.put("1","2");
        System.out.println(map.get("1"));

    }
}
